Two academic teenage superstars realize, on the eve of their high school graduation, that they should have worked less and played more. Determined to never fall short of their peers, the girls set out on a mission to cram four years of fun into one night.
Sissy Hankshaw is born with enormous thumbs that help her hitchhiking through the US from a young age. She becomes a model in advertising and her NY agent 'the Countess' sends her to his ranch in CA to shoot a commercial, set against the background of mating whooping cranes. There, she befriends Bonanza Jellybean, one of the cowgirls at the beauty- ranch.